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authorLinus Torvalds <torvalds@linux-foundation.org>2024-11-13 08:58:11 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2024-11-13 08:58:11 -0800
commit4b49c0ba4eeb31b44462303cac4162476b72c831 (patch)
tree4aff134c0202f5196f974ff72b966c91a7546310 /Documentation
parentf1b785f4c7870c42330b35522c2514e39a1e28e7 (diff)
parentdcf32ea7ecede94796fb30231b3969d7c838374c (diff)
Merge tag 'mm-hotfixes-stable-2024-11-12-16-39' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Pull misc fixes from Andrew Morton: "10 hotfixes, 7 of which are cc:stable. 7 are MM, 3 are not. All singletons" * tag 'mm-hotfixes-stable-2024-11-12-16-39' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: mm: swapfile: fix cluster reclaim work crash on rotational devices selftests: hugetlb_dio: fixup check for initial conditions to skip in the start mm/thp: fix deferred split queue not partially_mapped: fix mm/gup: avoid an unnecessary allocation call for FOLL_LONGTERM cases nommu: pass NULL argument to vma_iter_prealloc() ocfs2: fix UBSAN warning in ocfs2_verify_volume() nilfs2: fix null-ptr-deref in block_dirty_buffer tracepoint nilfs2: fix null-ptr-deref in block_touch_buffer tracepoint mm: page_alloc: move mlocked flag clearance into free_pages_prepare() mm: count zeromap read and set for swapout and swapin
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/admin-guide/cgroup-v2.rst9
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-guide/cgroup-v2.rst
index 69af2173555f..6d02168d78be 100644
--- a/Documentation/admin-guide/cgroup-v2.rst
+++ b/Documentation/admin-guide/cgroup-v2.rst
@@ -1599,6 +1599,15 @@ The following nested keys are defined.
pglazyfreed (npn)
Amount of reclaimed lazyfree pages
+ swpin_zero
+ Number of pages swapped into memory and filled with zero, where I/O
+ was optimized out because the page content was detected to be zero
+ during swapout.
+
+ swpout_zero
+ Number of zero-filled pages swapped out with I/O skipped due to the
+ content being detected as zero.
+
zswpin
Number of pages moved in to memory from zswap.